Gaya APA

Teacher, T, P, K, E. (1986). A practical english course : intermediate (Cet. 1). Jakarta: Karya Utama.

Gaya MLA

Teacher, The, Pusat, Kursus-kursus, English. "A practical english course : intermediate". Cet. 1 Jakarta: Karya Utama, 1986. Text.